KR102597617B1 - 영상 신호 부호화/복호화 방법 및 이를 위한 장치 - Google Patents
영상 신호 부호화/복호화 방법 및 이를 위한 장치 Download PDFInfo
- Publication number
- KR102597617B1 KR102597617B1 KR1020200023620A KR20200023620A KR102597617B1 KR 102597617 B1 KR102597617 B1 KR 102597617B1 KR 1020200023620 A KR1020200023620 A KR 1020200023620A KR 20200023620 A KR20200023620 A KR 20200023620A KR 102597617 B1 KR102597617 B1 KR 102597617B1
- Authority
- KR
- South Korea
- Prior art keywords
- merge
- prediction
- current block
- block
- mode
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 165
- 230000033001 locomotion Effects 0.000 claims description 992
- 239000013598 vector Substances 0.000 claims description 475
- 238000000638 solvent extraction Methods 0.000 claims description 113
- 239000000523 sample Substances 0.000 description 216
- 238000012545 processing Methods 0.000 description 97
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 73
- 239000013074 reference sample Substances 0.000 description 64
- 230000009466 transformation Effects 0.000 description 61
- 238000010586 diagram Methods 0.000 description 60
- 238000005192 partition Methods 0.000 description 56
- 238000006243 chemical reaction Methods 0.000 description 25
- 238000013139 quantization Methods 0.000 description 19
- 230000002123 temporal effect Effects 0.000 description 18
- 230000002457 bidirectional effect Effects 0.000 description 16
- 238000001914 filtration Methods 0.000 description 15
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 14
- 230000008569 process Effects 0.000 description 11
- 230000011664 signaling Effects 0.000 description 9
- 230000003044 adaptive effect Effects 0.000 description 7
- 238000012937 correction Methods 0.000 description 7
- 230000007774 longterm Effects 0.000 description 7
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 5
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 5
- 238000007670 refining Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 241000023320 Luma <angiosperm> Species 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009499 grossing Methods 0.000 description 3
- 230000011218 segmentation Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008707 rearrangement Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- XTKDAFGWCDAMPY-UHFFFAOYSA-N azaperone Chemical compound C1=CC(F)=CC=C1C(=O)CCCN1CCN(C=2N=CC=CC=2)CC1 XTKDAFGWCDAMPY-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 101150052795 cbh-1 gene Proteins 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000010845 search algorithm Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020230146943A KR20230155381A (ko) | 2019-02-26 | 2023-10-30 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20190022767 | 2019-02-26 | ||
| KR1020190022767 | 2019-02-26 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020230146943A Division KR20230155381A (ko) | 2019-02-26 | 2023-10-30 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200104253A KR20200104253A (ko) | 2020-09-03 |
| KR102597617B1 true KR102597617B1 (ko) | 2023-11-03 |
Family
ID=72239766
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020200023620A KR102597617B1 (ko) | 2019-02-26 | 2020-02-26 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
| KR1020230146943A KR20230155381A (ko) | 2019-02-26 | 2023-10-30 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020230146943A KR20230155381A (ko) | 2019-02-26 | 2023-10-30 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US11025944B2 (zh) |
| KR (2) | KR102597617B1 (zh) |
| CN (2) | CN112425160B (zh) |
| WO (1) | WO2020175915A1 (zh) |
| ZA (1) | ZA202104757B (zh) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112425160B (zh) | 2019-02-26 | 2023-05-12 | 苹果公司 | 用于对视频信号进行编码/解码的方法及其设备 |
| WO2020178352A1 (en) * | 2019-03-05 | 2020-09-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Use-case driven context model selection for hybrid video coding tools |
| JP7404387B2 (ja) | 2019-04-12 | 2023-12-25 | 北京字節跳動網絡技術有限公司 | ビデオ処理方法、装置、記憶媒体及び記憶方法 |
| CN117499656A (zh) | 2019-04-16 | 2024-02-02 | 北京字节跳动网络技术有限公司 | 帧内编解码模式下的矩阵推导 |
| CN117097912A (zh) | 2019-05-01 | 2023-11-21 | 北京字节跳动网络技术有限公司 | 基于矩阵的帧内预测的上下文编码 |
| WO2020221373A1 (en) | 2019-05-01 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Matrix-based intra prediction using filtering |
| BR112021022868A2 (pt) | 2019-05-22 | 2022-01-04 | Beijing Bytedance Network Tech Co Ltd | Método de processamento de vídeos, aparelho para processar dados de vídeo e meios de armazenamento e gravação não transitórios legíveis por computador |
| JP2022535726A (ja) | 2019-05-31 | 2022-08-10 | 北京字節跳動網絡技術有限公司 | 行列ベースイントラ予測における制約されたアップサンプリングプロセス |
| CN113950836B (zh) | 2019-06-05 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 基于矩阵的帧内预测的上下文确定 |
| WO2020256453A1 (ko) * | 2019-06-19 | 2020-12-24 | 엘지전자 주식회사 | 결정된 예측 모드를 적용하여 예측 샘플들을 생성하는 영상 디코딩 방법 및 그 장치 |
| US20220295059A1 (en) * | 2019-08-13 | 2022-09-15 | Electronics And Telecommunications Research Institute | Method, apparatus, and recording medium for encoding/decoding image by using partitioning |
| MX2022002916A (es) | 2019-09-19 | 2022-04-06 | Beijing Bytedance Network Tech Co Ltd | Derivacion de posiciones de muestra de referencia en codificacion de video. |
| US11523104B2 (en) * | 2019-09-19 | 2022-12-06 | Alibaba Group Holding Limited | Methods for constructing a merge candidate list |
| BR112022006453A2 (pt) | 2019-10-05 | 2022-09-27 | Beijing Bytedance Network Tech Co Ltd | Método de processamento de dados de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento não transitório legível por computador e meio de gravação não transitório legível por computador |
| CN114556918A (zh) | 2019-10-12 | 2022-05-27 | 北京字节跳动网络技术有限公司 | 细化视频编解码工具的使用和信令 |
| JP7404526B2 (ja) | 2019-10-28 | 2023-12-25 | 北京字節跳動網絡技術有限公司 | カラーコンポーネントに基づくシンタックスシグナリング及び構文解析 |
| CN115152230A (zh) * | 2019-12-27 | 2022-10-04 | 抖音视界有限公司 | 视频图片标头中的条带类型的信令 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200169757A1 (en) | 2018-11-23 | 2020-05-28 | Mediatek Inc. | Signaling For Multi-Reference Line Prediction And Multi-Hypothesis Prediction |
| US20200169748A1 (en) | 2018-11-27 | 2020-05-28 | Qualcomm Incorporated | Decoder-side motion vector refinement |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101423648B1 (ko) * | 2011-09-09 | 2014-07-28 | 주식회사 케이티 | 화면 간 예측 수행시 후보 블록 결정 방법 및 이러한 방법을 사용하는 장치 |
| EP4135326A1 (en) * | 2012-10-12 | 2023-02-15 | Electronics and Telecommunications Research Institute | Video decoding and encoding method using a motion candidate list |
| CN109314785B (zh) * | 2016-04-08 | 2023-06-30 | 韩国电子通信研究院 | 用于导出运动预测信息的方法和装置 |
| WO2017176092A1 (ko) * | 2016-04-08 | 2017-10-12 | 한국전자통신연구원 | 움직임 예측 정보를 유도하는 방법 및 장치 |
| WO2018066867A1 (ko) * | 2016-10-04 | 2018-04-12 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| US11019357B2 (en) * | 2018-08-07 | 2021-05-25 | Qualcomm Incorporated | Motion vector predictor list generation |
| KR102583581B1 (ko) * | 2018-10-02 | 2023-09-27 | 엘지전자 주식회사 | Hmvp를 기반으로 예측 후보를 구성하는 방법 및 장치 |
| TWI738081B (zh) * | 2018-10-10 | 2021-09-01 | 聯發科技股份有限公司 | 視訊編碼系統中結合多重預測子用於區塊預測之方法和裝置 |
| CN112425160B (zh) * | 2019-02-26 | 2023-05-12 | 苹果公司 | 用于对视频信号进行编码/解码的方法及其设备 |
-
2020
- 2020-02-26 CN CN202080004012.5A patent/CN112425160B/zh active Active
- 2020-02-26 WO PCT/KR2020/002754 patent/WO2020175915A1/ko active Application Filing
- 2020-02-26 KR KR1020200023620A patent/KR102597617B1/ko active IP Right Grant
- 2020-02-26 CN CN202310512325.7A patent/CN116366840A/zh active Pending
- 2020-12-18 US US17/126,803 patent/US11025944B2/en active Active
-
2021
- 2021-04-27 US US17/241,950 patent/US11632562B2/en active Active
- 2021-07-07 ZA ZA2021/04757A patent/ZA202104757B/en unknown
-
2023
- 2023-04-14 US US18/135,106 patent/US20230370631A1/en active Pending
- 2023-10-30 KR KR1020230146943A patent/KR20230155381A/ko active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200169757A1 (en) | 2018-11-23 | 2020-05-28 | Mediatek Inc. | Signaling For Multi-Reference Line Prediction And Multi-Hypothesis Prediction |
| US20200169748A1 (en) | 2018-11-27 | 2020-05-28 | Qualcomm Incorporated | Decoder-side motion vector refinement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116366840A (zh) | 2023-06-30 |
| US20230370631A1 (en) | 2023-11-16 |
| KR20230155381A (ko) | 2023-11-10 |
| CN112425160A (zh) | 2021-02-26 |
| US20210105499A1 (en) | 2021-04-08 |
| US20210258599A1 (en) | 2021-08-19 |
| CN112425160B (zh) | 2023-05-12 |
| ZA202104757B (en) | 2022-06-29 |
| US11025944B2 (en) | 2021-06-01 |
| WO2020175915A1 (ko) | 2020-09-03 |
| US11632562B2 (en) | 2023-04-18 |
| KR20200104253A (ko) | 2020-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102597617B1 (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| KR102608847B1 (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| KR102617439B1 (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| KR20240023059A (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| KR20200109276A (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| US11825085B2 (en) | Method for encoding/decoding image signal and device therefor | |
| CA3118429C (en) | Image signal encoding/decoding method and apparatus therefor | |
| CN113382234B (zh) | 视频信号编码/解码方法以及用于所述方法的设备 | |
| JP7305879B2 (ja) | 映像信号の符号化／復号方法およびその装置 | |
| KR102597461B1 (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| KR20200127909A (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| KR102619997B1 (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| IL307586A (en) | A method for encoding/decoding image signals and a device therefor | |
| KR20210042257A (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 | |
| KR20210123950A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210111602A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210118541A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210121528A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210103763A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210121484A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210103731A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210122524A (ko) | 비디오 신호 처리 방법 및 장치 | |
| KR20210085404A (ko) | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| N231 | Notification of change of applicant | ||
| E902 | Notification of reason for refusal | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant |